Finding the Fourth Proportional to 8,753,811.84, 12,080,214.24 and 5,083,630.92
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Solution
The fourth proportional to 8,753,811.84, 12,080,214.24 and 5,083,630.92 is: 7,015,383.90
Step by Step Solution
- Step 1: Write the proportion equation
8,753,811.84 : 12,080,214.24 = 5,083,630.92 : x - Step 2: Convert to fraction form
8,753,811.84/12,080,214.24 = 5,083,630.92/x - Step 3: Cross multiply
8,753,811.84x = 12,080,214.24 × 5,083,630.92 - Step 4: Simplify right side
8,753,811.84x = 61,411,350,630,688.30 - Step 5: Solve for x
x = 61,411,350,630,688.30/8,753,811.84 - Step 6: Final answer
x = 7,015,383.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.